package org.oslog.webapp.web.common.el;

import java.util.Collection;

public class Functions {
	public static String concat(String str1, String str2) {
		return str1 + str2;
	}

	public static int length(Collection<? extends Object> col) {
		if (col != null) {
			return col.size();
		} else {
			return 0;
		}
	}
}
